# CimaVelo Watts vs ChamaEu

The clearest difference is price: ChamaEu at Free against CimaVelo Watts's $14.99. ChamaEu also leads on in-app purchases (none vs 2). On update cadence, ads, device support and iOS requirement there is nothing between them.

ChamaEu is free to download; CimaVelo Watts costs $14.99 up front. CimaVelo Watts sells 2 in-app purchases, starting at $4.99 per year. ChamaEu asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 6 days. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | CimaVelo Watts | ChamaEu |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 days | Every 6 days |
| Size | 188 MB | 41 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | +4 | +4 |
| Developer | [IVAN SINIGAGLIA](https://appshunter.io/developer/1164108285) | [Yuri Alexandre Pires de Carvalho](https://appshunter.io/developer/6789329823) |

## What reviewers say

### CimaVelo Watts

[App page](https://appshunter.io/ios/app/cimavelo-watts/id6781438366)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CimaVelo Premium | $4.99 | per year |
| CimaVelo Premium - Lifetime | $34.99 | one-time |


### ChamaEu

[App page](https://appshunter.io/ios/app/chamaeu/id6789329821)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CimaVelo Watts free?

CimaVelo Watts costs $14.99, and also offers in-app purchases.

### Is ChamaEu free?

ChamaEu is free to download, with no in-app purchases.

### Do CimaVelo Watts or ChamaEu have ads?

Neither CimaVelo Watts nor ChamaEu shows ads.

### Which is updated more often, CimaVelo Watts or ChamaEu?

CimaVelo Watts ships an update every 6 days, and ChamaEu every 6 days. Most recently, CimaVelo Watts was updated on October 13, 2026 and ChamaEu on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*